A color vision test, also known as the Ishihara color test, measures your ability to tell the difference among colors. If you don’t pass this test, you may have poor color vision, or your doctor may ...

Also known as color deficiency, color blindness is when you can’t see colors as most other people do. You may have a hard time differentiating between certain colors, such as shades of red and green ...

Fixing color contrast issues should not take long. Ideally, you'll always use dark text on a light background or light text on a dark background. When you have a few minutes, identify a few pages at a ...

Color contrast refers to the difference between the brightness of the background color and foreground color of digital content. Black text on a white background is very high contrast; light grey text ...